package com.sky.controller.admin;


import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.mapper.DishMapper;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

@RestController
@Slf4j
@RequestMapping("/admin/dish")
@Api(tags="菜品相关接口")
public class DishController {

    @Autowired
    private DishService dishService;
    @Autowired
    private RedisTemplate redisTemplate;


    @PostMapping
    @ApiOperation("新增菜品")
    public Result saveWithFlavor(@RequestBody DishDTO dishDTO){
        log.info("新增菜品：{}",dishDTO);
        dishService.saveWithFlavor(dishDTO);
        redisTemplate.delete("dish_"+dishDTO.getCategoryId());
        return Result.success();
    }


    @GetMapping("/page")
    @ApiOperation("分页查询菜品")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO){
        log.info("分页查询菜品：{}", dishPageQueryDTO);
        PageResult pageResult=dishService.page(dishPageQueryDTO);
        return Result.success(pageResult);
    }


    @DeleteMapping
    @ApiOperation(" 删除菜品")
    public Result delete(@RequestParam List<Long> ids){
        log.info("删除菜品：{}",ids);
        dishService.deleteBatch(ids);
        clearCache("dish_");
        return Result.success();
    }

    @GetMapping("/{id}")
    @ApiOperation("根据id查找菜品")
    public Result<DishVO> getById(@PathVariable Long id){
        log.info("根据id查找菜品：{}",id);
        DishVO dishVO=dishService.getByIdWithFlavor(id);
        return Result.success(dishVO);
    }

    @PutMapping
    @ApiOperation("修改菜品")
    public Result update(@RequestBody DishDTO dishDTO){
        log.info("修改菜品：{}",dishDTO);
        dishService.updateWithFlavor(dishDTO);
        clearCache("dish_");
        return Result.success();
    }

    @GetMapping("/list")
    @ApiOperation("根据分类id查找菜品")
    public Result<List<Dish>> getByCategoryId(Long categoryId){
        log.info("根据分类id查找菜品:{}",categoryId);
        List<Dish> list=dishService.getByCategoryId(categoryId);
        return Result.success(list);
    }

    @PostMapping("/status/{status}")
    @ApiOperation("修改菜品旗手或停售")
    public Result setStatus(@PathVariable Integer status,Long id){
        dishService.setStatus(status,id);
        clearCache("dish_");
        return Result.success();
    }

    /**
     * 清理缓存
     * @param pattern
     */
    private void clearCache(String pattern){
        Set keys = redisTemplate.keys(pattern+"*");
        redisTemplate.delete(keys);
    }
}
